Chris@0: # redMine - project management software
Chris@0: # Copyright (C) 2006  Jean-Philippe Lang
Chris@0: #
Chris@0: # This program is free software; you can redistribute it and/or
Chris@0: # modify it under the terms of the GNU General Public License
Chris@0: # as published by the Free Software Foundation; either version 2
Chris@0: # of the License, or (at your option) any later version.
Chris@0: # 
Chris@0: # This program is distributed in the hope that it will be useful,
Chris@0: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@0: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@0: # GNU General Public License for more details.
Chris@0: # 
Chris@0: # You should have received a copy of the GNU General Public License
Chris@0: # along with this program; if not, write to the Free Software
Chris@0: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@0: 
Chris@0: require 'iconv'
Chris@0: 
Chris@0: module RepositoriesHelper
Chris@119:   def format_revision(revision)
Chris@119:     if revision.respond_to? :format_identifier
Chris@119:       revision.format_identifier
Chris@119:     else
Chris@119:       revision.to_s
Chris@119:     end
Chris@0:   end
Chris@245: 
Chris@0:   def truncate_at_line_break(text, length = 255)
Chris@0:     if text
Chris@0:       text.gsub(%r{^(.{#{length}}[^\n]*)\n.+$}m, '\\1...')
Chris@0:     end
Chris@0:   end
Chris@245: 
Chris@0:   def render_properties(properties)
Chris@0:     unless properties.nil? || properties.empty?
Chris@0:       content = ''
Chris@0:       properties.keys.sort.each do |property|
Chris@0:         content << content_tag('li', "<b>#{h property}</b>: <span>#{h properties[property]}</span>")
Chris@0:       end
Chris@0:       content_tag('ul', content, :class => 'properties')
Chris@0:     end
Chris@0:   end
Chris@245: 
Chris@0:   def render_changeset_changes
Chris@0:     changes = @changeset.changes.find(:all, :limit => 1000, :order => 'path').collect do |change|
Chris@0:       case change.action
Chris@0:       when 'A'
Chris@0:         # Detects moved/copied files
Chris@0:         if !change.from_path.blank?
Chris@0:           change.action = @changeset.changes.detect {|c| c.action == 'D' && c.path == change.from_path} ? 'R' : 'C'
Chris@0:         end
Chris@0:         change
Chris@0:       when 'D'
Chris@0:         @changeset.changes.detect {|c| c.from_path == change.path} ? nil : change
Chris@0:       else
Chris@0:         change
Chris@0:       end
Chris@0:    end.compact
Chris@0:     
Chris@0:     tree = { }
Chris@0:     changes.each do |change|
Chris@0:       p = tree
Chris@0:       dirs = change.path.to_s.split('/').select {|d| !d.blank?}
Chris@0:       path = ''
Chris@0:       dirs.each do |dir|
Chris@0:         path += '/' + dir
Chris@0:         p[:s] ||= {}
Chris@0:         p = p[:s]
Chris@0:         p[path] ||= {}
Chris@0:         p = p[path]
Chris@0:       end
Chris@0:       p[:c] = change
Chris@0:     end
Chris@0:     
Chris@0:     render_changes_tree(tree[:s])
Chris@0:   end
Chris@245: 
Chris@0:   def render_changes_tree(tree)
Chris@0:     return '' if tree.nil?
Chris@245: 
Chris@0:     output = ''
Chris@0:     output << '<ul>'
Chris@0:     tree.keys.sort.each do |file|
Chris@0:       style = 'change'
Chris@0:       text = File.basename(h(file))
Chris@0:       if s = tree[file][:s]
Chris@0:         style << ' folder'
Chris@0:         path_param = to_path_param(@repository.relative_path(file))
Chris@0:         text = link_to(text, :controller => 'repositories',
Chris@0:                              :action => 'show',
Chris@0:                              :id => @project,
Chris@0:                              :path => path_param,
Chris@119:                              :rev => @changeset.identifier)
Chris@0:         output << "<li class='#{style}'>#{text}</li>"
Chris@0:         output << render_changes_tree(s)
Chris@0:       elsif c = tree[file][:c]
Chris@0:         style << " change-#{c.action}"
Chris@0:         path_param = to_path_param(@repository.relative_path(c.path))
Chris@0:         text = link_to(text, :controller => 'repositories',
Chris@0:                              :action => 'entry',
Chris@0:                              :id => @project,
Chris@0:                              :path => path_param,
Chris@119:                              :rev => @changeset.identifier) unless c.action == 'D'
Chris@0:         text << " - #{c.revision}" unless c.revision.blank?
Chris@0:         text << ' (' + link_to('diff', :controller => 'repositories',
Chris@0:                                        :action => 'diff',
Chris@0:                                        :id => @project,
Chris@0:                                        :path => path_param,
Chris@119:                                        :rev => @changeset.identifier) + ') ' if c.action == 'M'
Chris@0:         text << ' ' + content_tag('span', c.from_path, :class => 'copied-from') unless c.from_path.blank?
Chris@0:         output << "<li class='#{style}'>#{text}</li>"
Chris@0:       end
Chris@0:     end
Chris@0:     output << '</ul>'
Chris@0:     output
Chris@0:   end
Chris@245: 
Chris@0:   def to_utf8(str)
Chris@245:     return str if str.blank?
Chris@119:     if str.respond_to?(:force_encoding)
Chris@119:       str.force_encoding('UTF-8')
Chris@119:     else
Chris@245:       # TODO:
Chris@245:       # Japanese Shift_JIS(CP932) is not compatible with ASCII.
Chris@245:       # UTF-7 and Japanese ISO-2022-JP are 7bits clean.
Chris@119:       return str if /\A[\r\n\t\x20-\x7e]*\Z/n.match(str) # for us-ascii
Chris@119:     end
Chris@245: 
Chris@0:     @encodings ||= Setting.repositories_encodings.split(',').collect(&:strip)
Chris@0:     @encodings.each do |encoding|
Chris@0:       begin
Chris@0:         return Iconv.conv('UTF-8', encoding, str)
Chris@0:       rescue Iconv::Failure
Chris@0:         # do nothing here and try the next encoding
Chris@0:       end
Chris@0:     end
Chris@245:     str = replace_invalid_utf8(str)
Chris@245:   end
Chris@245: 
Chris@245:   def replace_invalid_utf8(str)
Chris@245:     if str.respond_to?(:force_encoding)
Chris@245:       str.force_encoding('UTF-8')
Chris@245:       if ! str.valid_encoding?
Chris@245:         str = str.encode("US-ASCII", :invalid => :replace,
Chris@245:               :undef => :replace, :replace => '?').encode("UTF-8")
Chris@245:       end
Chris@245:     end
Chris@0:     str
Chris@0:   end
Chris@245: 
Chris@245:   def repository_field_tags(form, repository)
Chris@0:     method = repository.class.name.demodulize.underscore + "_field_tags"
Chris@245:     if repository.is_a?(Repository) &&
Chris@245:         respond_to?(method) && method != 'repository_field_tags'
Chris@245:       send(method, form, repository)
Chris@245:     end
Chris@0:   end
Chris@245: 
Chris@0:   def scm_select_tag(repository)
Chris@0:     scm_options = [["--- #{l(:actionview_instancetag_blank_option)} ---", '']]
Chris@0:     Redmine::Scm::Base.all.each do |scm|
Chris@245:     if Setting.enabled_scm.include?(scm) ||
Chris@245:           (repository && repository.class.name.demodulize == scm)
Chris@245:         scm_options << ["Repository::#{scm}".constantize.scm_name, scm]
Chris@245:       end
Chris@0:     end
Chris@0:     select_tag('repository_scm', 
Chris@0:                options_for_select(scm_options, repository.class.name.demodulize),
Chris@0:                :disabled => (repository && !repository.new_record?),
Chris@245:                :onchange => remote_function(
Chris@245:                   :url => {
Chris@245:                       :controller => 'repositories',
Chris@245:                       :action => 'edit',
Chris@245:                       :id => @project
Chris@245:                         },
Chris@245:                :method => :get,
Chris@245:                :with => "Form.serialize(this.form)")
Chris@0:                )
Chris@0:   end
Chris@245: 
Chris@0:   def with_leading_slash(path)
Chris@0:     path.to_s.starts_with?('/') ? path : "/#{path}"
Chris@0:   end
Chris@245: 
Chris@0:   def without_leading_slash(path)
Chris@0:     path.gsub(%r{^/+}, '')
Chris@0:   end
Chris@0: 
Chris@0:   def subversion_field_tags(form, repository)
Chris@245:       content_tag('p', form.text_field(:url, :size => 60, :required => true,
Chris@245:                        :disabled => (repository && !repository.root_url.blank?)) +
Chris@0:                        '<br />(file:///, http://, https://, svn://, svn+[tunnelscheme]://)') +
Chris@0:       content_tag('p', form.text_field(:login, :size => 30)) +
Chris@245:       content_tag('p', form.password_field(
Chris@245:                             :password, :size => 30, :name => 'ignore',
Chris@245:                             :value => ((repository.new_record? || repository.password.blank?) ? '' : ('x'*15)),
Chris@245:                             :onfocus => "this.value=''; this.name='repository[password]';",
Chris@245:                             :onchange => "this.name='repository[password]';"))
Chris@0:   end
Chris@0: 
Chris@0:   def darcs_field_tags(form, repository)
Chris@245:       content_tag('p', form.text_field(:url, :label => 'Root directory',
Chris@245:                        :size => 60, :required => true,
Chris@245:                        :disabled => (repository && !repository.new_record?))) +
Chris@245:       content_tag('p', form.select(:log_encoding, [nil] + Setting::ENCODINGS,
Chris@245:                                  :label => 'Commit messages encoding', :required => true))
Chris@0:   end
Chris@245: 
Chris@0:   def mercurial_field_tags(form, repository)
Chris@245:       content_tag('p', form.text_field(:url, :label => 'Root directory',
Chris@245:                        :size => 60, :required => true,
Chris@245:                        :disabled => (repository && !repository.root_url.blank?)) +
Chris@245:                        '<br />local repository (e.g. /hgrepo, c:\hgrepo)' )
Chris@0:   end
Chris@0: 
Chris@0:   def git_field_tags(form, repository)
Chris@245:       content_tag('p', form.text_field(:url, :label => 'Path to repository',
Chris@245:                        :size => 60, :required => true,
Chris@245:                        :disabled => (repository && !repository.root_url.blank?)) +
Chris@245:                        '<br />a bare and local repository (e.g. /gitrepo, c:\gitrepo)')
Chris@0:   end
Chris@0: 
Chris@0:   def cvs_field_tags(form, repository)
Chris@245:       content_tag('p', form.text_field(:root_url,
Chris@245:                        :label => 'CVSROOT', :size => 60, :required => true,
Chris@245:                        :disabled => !repository.new_record?)) +
Chris@245:       content_tag('p', form.text_field(:url, :label => 'Module',
Chris@245:                        :size => 30, :required => true,
Chris@245:                        :disabled => !repository.new_record?)) +
Chris@245:       content_tag('p', form.select(:log_encoding, [nil] + Setting::ENCODINGS,
Chris@245:                                  :label => 'Commit messages encoding', :required => true))
Chris@0:   end
Chris@0: 
Chris@0:   def bazaar_field_tags(form, repository)
Chris@245:       content_tag('p', form.text_field(:url, :label => 'Root directory',
Chris@245:                        :size => 60, :required => true,
Chris@245:                        :disabled => (repository && !repository.new_record?))) +
Chris@245:       content_tag('p', form.select(:log_encoding, [nil] + Setting::ENCODINGS,
Chris@245:                                  :label => 'Commit messages encoding', :required => true))
Chris@0:   end
Chris@245: 
Chris@0:   def filesystem_field_tags(form, repository)
Chris@245:     content_tag('p', form.text_field(:url, :label => 'Root directory',
Chris@245:                      :size => 60, :required => true,
Chris@245:                      :disabled => (repository && !repository.root_url.blank?))) +
Chris@245:     content_tag('p', form.select(
Chris@245:                         :path_encoding, [nil] + Setting::ENCODINGS,
Chris@245:                         :label => 'Path encoding') +
Chris@245:                         '<br />Default: UTF-8')
Chris@0:   end
Chris@0: end